Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Biomass Mutation

XG/UG/U · Instant

Creatures you control have base power and toughness X/X until end of turn.

Similar cards

Color identity:
NameManaTypeText
Nightmare Unmaking 3BBSorcery Choose one — • Exile each creature with power greater than the number of cards in your hand. • Exile each creature with power less than the number of cards in your hand.
Dread Defiler 6BCreature — Eldrazi Devoid (This card has no color.) {3}{C}, Exile a creature card from your graveyard: Target opponent loses life equal to the exiled card's power. ({C} represents colorless mana.) 6/8
Cacophony Unleashed 5BBEnchantment When Cacophony Unleashed enters the battlefield, if you cast it, destroy all nonenchantment creatures. Whenever Cacophony Unleashed or another enchantment enters the battlefield under your control, until end of turn, Cacophony Unleashed becomes a legendary 6/6 Nightmare God creature with menace and deathtouch. It's still an enchantment.
Witch's Vengeance 1BBSorcery Creatures of the creature type of your choice get -3/-3 until end of turn.
Keeper of Kookus RCreature — Goblin {R}: Keeper of Kookus gains protection from red until end of turn. 1/1
Affa Guard Hound 2WCreature — Dog Flash (You may cast this spell any time you could cast an instant.) When Affa Guard Hound enters the battlefield, target creature gets +0/+3 until end of turn. 2/2
Rogue Kavu 1RCreature — Kavu Whenever Rogue Kavu attacks alone, it gets +2/+0 until end of turn. 1/1
Rune-Cervin Rider 3WCreature — Elf Knight Flying {G/W}{G/W}: Rune-Cervin Rider gets +1/+1 until end of turn. 2/2
Anax and Cymede 1RWLegendary Creature — Human Soldier First strike, vigilance Heroic — Whenever you cast a spell that targets Anax and Cymede, creatures you control get +1/+1 and gain trample until end of turn. 3/2
Testament of Faith WEnchantment {X}: Testament of Faith becomes an X/X Wall creature with defender in addition to its other types until end of turn.
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